CVE-2026-31785

In the Linux kernel, the following vulnerability has been resolved: drm/xe/xepagefault: Disallow writes to read-only VMAs The page fault handler should reject write/atomic access to read only VMAs. Add code to handle this in xepagefaultservice after the VMA lookup. v2: - Apply max line length...

CVE-2026-31777

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Check the error for index mapping The ctxfi driver blindly assumed a proper value returned from daiodeviceindex, but it's not always true. Add a proper error check to deal with the error from the function...

CVE-2026-31745

In the Linux kernel, the following vulnerability has been resolved: reset: gpio: fix double free in resetaddgpioauxdevice error path When auxiliarydeviceadd fails, resetaddgpioauxdevice calls auxiliarydeviceuninitadev. The device release callback resetgpioauxdevicerelease frees adev, but the...

CVE-2026-43034

In the Linux kernel, the following vulnerability has been resolved: bnxten: set backing store type from query type bnxthwrmfuncbackingstoreqcapsv2 stores resp-type from the firmware response in ctxm-type and later uses that value to index fixed backing-store metadata arrays such as ctxarr and...

CVE-2026-31731

In the Linux kernel, the following vulnerability has been resolved: thermal: core: Address thermal zone removal races with resume Since thermalzonepmcomplete and thermalzonedeviceresume re-initialize the pollqueue delayed work for the given thermal zone, the canceldelayedworksync in...

CVE-2026-43029

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix soft lockup in mptcprecvmsg syzbot reported a soft lockup in mptcprecvmsg 0. When receiving data with MSGPEEK | MSGWAITALL flags, the skb is not removed from the skreceivequeue. This causes skwaitdata to always find...

CVE-2026-31734

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix isbpfmigrationdisabled false negative on non-PREEMPTRCU Since commit 8e4f0b1ebcf2 "bpf: use rcureadlockdontmigrate for trampoline.c", the BPF prolog bpfprogenter calls migratedisable only when CONFIGPREEMPTRCU is...

UBUNTU-CVE-2026-31750

In the Linux kernel, the following vulnerability has been resolved: comedi: runflags cannot determine whether to reclaim chanlist syzbot reported a memory leak 1, because commit 4e1da516debb "comedi: Add reference counting for Comedi command handling" did not consider the exceptional exit case in...

CVE-2026-43006

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: reject zero-length fixed buffer import validatefixedrange admits bufaddr at the exact end of the registered region when len is zero, because the check uses strict greater-than bufend imu-ubuf + imu-len. ioimportfixe...

UBUNTU-CVE-2026-31785

In the Linux kernel, the following vulnerability has been resolved: drm/xe/xepagefault: Disallow writes to read-only VMAs The page fault handler should reject write/atomic access to read only VMAs. Add code to handle this in xepagefaultservice after the VMA lookup. v2: - Apply max line length...

UBUNTU-CVE-2026-31744

In the Linux kernel, the following vulnerability has been resolved: PM: EM: Fix NULL pointer dereference when perf domain ID is not found devenergymodelnlgetperfdomainsdoit calls emperfdomaingetbyid but does not check the return value before passing it to emnlgetpdsize. When a caller supplies a...

UBUNTU-CVE-2026-43055

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

UBUNTU-CVE-2026-31740

In the Linux kernel, the following vulnerability has been resolved: counter: rz-mtu3-cnt: do not use struct rzmtu3channel's dev member The counter driver can use HW channels 1 and 2, while the PWM driver can use HW channels 0, 1, 2, 3, 4, 6, 7. The dev member is assigned both by the counter drive...

CVE-2026-31729

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsinotifycommon The connector number extracted from CCI via UCSICCICONNECTOR is a 7-bit field 0-127 that is used to index into the connector array in ucsiconnectorchange. However, t...

CVE-2026-31736

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref and crash the system. This happens because eth-netdev0 will be NULL...

CVE-2026-31730

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: possible double-free of cctx-remoteheap fastrpcinitcreatestaticprocess may free cctx-remoteheap on the errmap path but does not clear the pointer. Later, fastrpcrpmsgremove frees cctx-remoteheap again if it is...

CVE-2026-31733

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix stale direct dispatch state in ddspdsqid @p-scx.ddspdsqid can be left set non-SCXDSQINVALID triggering a spurious warning in markdirectdispatch when the next wakeup's ops.selectcpu calls scxbpfdsqinsert, such as:...

UBUNTU-CVE-2026-31765

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Change AMDGPUVARESERVEDTRAPSIZE to 64KB Currently, AMDGPUVARESERVEDTRAPSIZE is hardcoded to 8KB, while KFDCWSRTBATMASIZE is defined as 2 PAGESIZE. On systems with 4K pages, both values match 8KB, so allocation and...

CVE-2026-31740

In the Linux kernel, the following vulnerability has been resolved: counter: rz-mtu3-cnt: do not use struct rzmtu3channel's dev member The counter driver can use HW channels 1 and 2, while the PWM driver can use HW channels 0, 1, 2, 3, 4, 6, 7. The dev member is assigned both by the counter drive...

CVE-2026-43044

In the Linux kernel, the following vulnerability has been resolved: crypto: caam - fix DMA corruption on long hmac keys When a key longer than block size is supplied, it is copied and then hashed into the real key. The memory allocated for the copy needs to be rounded to DMA cache alignment, as...